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ubuntucveUbuntu.comUB:CVE-2023-26607
HistoryFeb 26, 2023 - 12:00 a.m.

CVE-2023-26607

2023-02-2600:00:00
ubuntu.com
ubuntu.com
10

7.1 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

3.2 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:S/C:P/I:N/A:P

0.0004 Low

EPSS

Percentile

5.3%

In the Linux kernel 6.0.8, there is an out-of-bounds read in ntfs_attr_find
in fs/ntfs/attrib.c.

Notes

Author Note
sbeattie reproducer in github gist
cascardo this requires a corrupt filesystem
rodrigo-zaiden USN-5975-1 first publication included esm/xenial linux-gcp version 4.15.0-1146.162~16.04.1 by mistake, please refer to USN-6007-1.
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlinux< 4.15.0-206.217UNKNOWN
ubuntu20.04noarchlinux< 5.4.0-144.161UNKNOWN
ubuntu22.04noarchlinux< 5.15.0-67.74UNKNOWN
ubuntu22.10noarchlinux< 5.19.0-35.36UNKNOWN
ubuntu16.04noarchlinux< 4.4.0-239.273) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu18.04noarchlinux-aws< 4.15.0-1151.164UNKNOWN
ubuntu20.04noarchlinux-aws< 5.4.0-1097.105UNKNOWN
ubuntu22.04noarchlinux-aws< 5.15.0-1031.35UNKNOWN
ubuntu22.10noarchlinux-aws< 5.19.0-1020.21UNKNOWN
ubuntu14.04noarchlinux-aws< 4.4.0-1117.123) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
Rows per page:
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7.1 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

3.2 Low

CVSS2

Access Vector

LOCAL

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:L/AC:L/Au:S/C:P/I:N/A:P

0.0004 Low

EPSS

Percentile

5.3%